Naruto wielded the chains of Adamantine Sealing Chains as naturally as his own limbs. Ever since he had learned the jutsu, it had become his most practiced technique after Flying Thunder God.
He was even more accustomed to it than the Shadow Clone Technique and Rasengan.
After all, besides its powerful sealing effects and the fact that it required no hand seals, this jutsu had another trait that suited Naruto perfectly—
The power of Adamantine Sealing Chains depended on the amount of chakra!
Neither Kushina nor Karin could produce more than a two-digit number of chains. When they were in poor condition, both the strength and number of their chains dropped significantly.
At least, when Naruto had asked after mastering it, eight chains had been Kushina's limit.
But Naruto...
He was using no fewer than ten chains just to bind this humanoid monster!
And that was only the result of a casual effort.
Although the monster had opened its bloody maw and bitten at the chains the instant they bound it, it was like human teeth biting refined iron. Apart from a teeth-aching shudder, it accomplished nothing.
After wrapping the monster up like a rice dumpling, Naruto darted off, speeding through the cave in this alternate dimension. The creature bundled in layer upon layer of chains had no choice but to follow, trailing sparks all the way.
Without the chains acting as a protective layer, that much friction against the ground would have ground even the toughest body into minced meat in no time.
Meanwhile, on the other side...
Sora, cloaked in Nine-Tails chakra, was still fighting the monster with countless arms.
But he was clearly beginning to lose ground.
Not only did the creature have numerous mouths that tore into his Chakra Cloak and chewed it like food, but...